工学 安全设施 释 fire wall 防火墙 具有在一定时间内（一般4个小时）不会被烧或具有4小时以上的耐火极限的燃烧材料砌筑在独立基础或钢筋混凝土框架上，用以形成水平防火分区，控制火灾蔓延的重要分隔物。 工学 防火分区 释 fire wall 防火墙 防止火灾蔓延至相邻建筑或相邻水平防火分区，且耐火极限不低于3小时的不燃性墙体。
网络与数据通信 网络管理与安全 释文 firewall 防火墙
- flood of Huanghe-huaihe-haihe-changjiang Four Rivers in 1662
- flood of middle reaches of the Yellow River in 1843
- flood of Yangtze River and Huaihe River in 1931
- flood of Yangtze River in 1935
- flood period
- flood plain
- floodplain
- flood plainhirst
- flood plain subfacies
- flood prevention
- flood protection area of urban
- flood protection criteria for hydraulic structures
- flood pulse concept
- flood risk
- flood risk management
- flood risk maps
- flood routing
- floods and droughts in China
- floods in China
- flood storage and detention basin planning
- flood storage and detention project in ancient China
- flood tide
- flood warning
- floodwater irrigation
- flood way